WO2010032992A3 - Mdct기반의 코너와 이종의 코더간 변환에서의 인코딩 장치 및 디코딩 장치 - Google Patents

Mdct기반의 코너와 이종의 코더간 변환에서의 인코딩 장치 및 디코딩 장치 Download PDF

Info

Publication number
WO2010032992A3
WO2010032992A3 PCT/KR2009/005340 KR2009005340W WO2010032992A3 WO 2010032992 A3 WO2010032992 A3 WO 2010032992A3 KR 2009005340 W KR2009005340 W KR 2009005340W WO 2010032992 A3 WO2010032992 A3 WO 2010032992A3
Authority
WO
WIPO (PCT)
Prior art keywords
coder
hetero
discrete cosine
encoding apparatus
cosine transform
Prior art date
Application number
PCT/KR2009/005340
Other languages
English (en)
French (fr)
Other versions
WO2010032992A2 (ko
Inventor
백승권
이태진
김민제
장대영
강경옥
홍진우
박호종
박영철
Original Assignee
한국전자통신연구원
광운대학교 산학협력단
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 한국전자통신연구원, 광운대학교 산학협력단 filed Critical 한국전자통신연구원
Priority to EP09814808.3A priority Critical patent/EP2339577B1/en
Priority to EP18162769.6A priority patent/EP3373297B1/en
Priority to ES09814808.3T priority patent/ES2671711T3/es
Priority to US13/057,832 priority patent/US9773505B2/en
Priority to CN200980145832XA priority patent/CN102216982A/zh
Publication of WO2010032992A2 publication Critical patent/WO2010032992A2/ko
Publication of WO2010032992A3 publication Critical patent/WO2010032992A3/ko
Priority to US15/714,273 priority patent/US11062718B2/en
Priority to US17/373,243 priority patent/US20220005486A1/en

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0212—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using orthogonal transformation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0204—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

MDCT기반의 코더(205)와 이종의 코더(204) 간 변환에서의 인코딩 장치(101) 및 디코딩 장치가 개시된다. 인코딩 장치(101)는 MDCT기반의 코더(205)와 이종의 코더(204) 간에 변환이 발생할때, MDCT기반의 코딩방식에 따라 인코딩된 입력신호를 복원하기 위해 부가정보를 코딩할 수 있다. 따라서, 불필요한 비트스트림의 생성을 방지하는 한편, 최소한의 부가정보를 인코딩할 수 있다.
PCT/KR2009/005340 2008-09-18 2009-09-18 Mdct기반의 코너와 이종의 코더간 변환에서의 인코딩 장치 및 디코딩 장치 WO2010032992A2 (ko)

Priority Applications (7)

Application Number Priority Date Filing Date Title
EP09814808.3A EP2339577B1 (en) 2008-09-18 2009-09-18 Encoding apparatus and decoding apparatus for transforming between modified discrete cosine transform-based coder and hetero coder
EP18162769.6A EP3373297B1 (en) 2008-09-18 2009-09-18 Decoding apparatus for transforming between modified discrete cosine transform-based coder and hetero coder
ES09814808.3T ES2671711T3 (es) 2008-09-18 2009-09-18 Aparato de codificación y aparato de decodificación para transformar entre codificador basado en transformada de coseno discreta modificada y hetero codificador
US13/057,832 US9773505B2 (en) 2008-09-18 2009-09-18 Encoding apparatus and decoding apparatus for transforming between modified discrete cosine transform-based coder and different coder
CN200980145832XA CN102216982A (zh) 2008-09-18 2009-09-18 在基于修正离散余弦变换的译码器与异质译码器间转换的编码设备和解码设备
US15/714,273 US11062718B2 (en) 2008-09-18 2017-09-25 Encoding apparatus and decoding apparatus for transforming between modified discrete cosine transform-based coder and different coder
US17/373,243 US20220005486A1 (en) 2008-09-18 2021-07-12 Encoding apparatus and decoding apparatus for transforming between modified discrete cosine transform-based coder and different coder

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20080091697 2008-09-18
KR10-2008-0091697 2008-09-18

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US13/057,832 A-371-Of-International US9773505B2 (en) 2008-09-18 2009-09-18 Encoding apparatus and decoding apparatus for transforming between modified discrete cosine transform-based coder and different coder
US15/714,273 Continuation US11062718B2 (en) 2008-09-18 2017-09-25 Encoding apparatus and decoding apparatus for transforming between modified discrete cosine transform-based coder and different coder

Publications (2)

Publication Number Publication Date
WO2010032992A2 WO2010032992A2 (ko) 2010-03-25
WO2010032992A3 true WO2010032992A3 (ko) 2010-11-04

Family

ID=42040027

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2009/005340 WO2010032992A2 (ko) 2008-09-18 2009-09-18 Mdct기반의 코너와 이종의 코더간 변환에서의 인코딩 장치 및 디코딩 장치

Country Status (6)

Country Link
US (3) US9773505B2 (ko)
EP (2) EP2339577B1 (ko)
KR (8) KR101670063B1 (ko)
CN (2) CN102216982A (ko)
ES (1) ES2671711T3 (ko)
WO (1) WO2010032992A2 (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010032992A2 (ko) * 2008-09-18 2010-03-25 한국전자통신연구원 Mdct기반의 코너와 이종의 코더간 변환에서의 인코딩 장치 및 디코딩 장치
KR101649376B1 (ko) 2008-10-13 2016-08-31 한국전자통신연구원 Ｍｄｃｔ 기반 음성/오디오 통합 부호화기의 ｌｐｃ 잔차신호 부호화/복호화 장치
WO2010044593A2 (ko) 2008-10-13 2010-04-22 한국전자통신연구원 Mdct 기반 음성/오디오 통합 부호화기의 lpc 잔차신호 부호화/복호화 장치
FR2977439A1 (fr) * 2011-06-28 2013-01-04 France Telecom Fenetres de ponderation en codage/decodage par transformee avec recouvrement, optimisees en retard.
CA2916150C (en) 2013-06-21 2019-06-18 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method realizing improved concepts for tcx ltp
KR102398124B1 (ko) 2015-08-11 2022-05-17 삼성전자주식회사 음향 데이터의 적응적 처리
KR20210003514A (ko) 2019-07-02 2021-01-12 한국전자통신연구원 오디오의 고대역 부호화 방법 및 고대역 복호화 방법, 그리고 상기 방법을 수하는 부호화기 및 복호화기

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004082288A1 (en) * 2003-03-11 2004-09-23 Nokia Corporation Switching between coding schemes
CN101025918A (zh) * 2007-01-19 2007-08-29 清华大学 一种语音/音乐双模编解码无缝切换方法

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100419545B1 (ko) * 1994-10-06 2004-06-04 코닌클리케 필립스 일렉트로닉스 엔.브이. 다른코딩원리들을이용한전송시스템
US5642464A (en) * 1995-05-03 1997-06-24 Northern Telecom Limited Methods and apparatus for noise conditioning in digital speech compression systems using linear predictive coding
US5867819A (en) * 1995-09-29 1999-02-02 Nippon Steel Corporation Audio decoder
US6134518A (en) * 1997-03-04 2000-10-17 International Business Machines Corporation Digital audio signal coding using a CELP coder and a transform coder
FI114248B (fi) * 1997-03-14 2004-09-15 Nokia Corp Menetelmä ja laite audiokoodaukseen ja audiodekoodaukseen
ATE302991T1 (de) * 1998-01-22 2005-09-15 Deutsche Telekom Ag Verfahren zur signalgesteuerten schaltung zwischen verschiedenen audiokodierungssystemen
AU3372199A (en) * 1998-03-30 1999-10-18 Voxware, Inc. Low-complexity, low-delay, scalable and embedded speech and audio coding with adaptive frame loss concealment
US6959274B1 (en) * 1999-09-22 2005-10-25 Mindspeed Technologies, Inc. Fixed rate speech compression system and method
DE10102155C2 (de) * 2001-01-18 2003-01-09 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Erzeugen eines skalierbaren Datenstroms und Verfahren und Vorrichtung zum Decodieren eines skalierbaren Datenstroms
DE10102159C2 (de) * 2001-01-18 2002-12-12 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Erzeugen bzw. Decodieren eines skalierbaren Datenstroms unter Berücksichtigung einer Bitsparkasse, Codierer und skalierbarer Codierer
US6658383B2 (en) * 2001-06-26 2003-12-02 Microsoft Corporation Method for coding speech and music signals
DE10200653B4 (de) * 2002-01-10 2004-05-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Skalierbarer Codierer, Verfahren zum Codieren, Decodierer und Verfahren zum Decodieren für einen skalierten Datenstrom
EP1489599B1 (en) * 2002-04-26 2016-05-11 Panasonic Intellectual Property Corporation of America Coding device and decoding device
EP2665294A2 (en) * 2003-03-04 2013-11-20 Core Wireless Licensing S.a.r.l. Support of a multichannel audio extension
GB2403634B (en) * 2003-06-30 2006-11-29 Nokia Corp An audio encoder
US7325023B2 (en) * 2003-09-29 2008-01-29 Sony Corporation Method of making a window type decision based on MDCT data in audio encoding
CA2457988A1 (en) * 2004-02-18 2005-08-18 Voiceage Corporation Methods and devices for audio compression based on acelp/tcx coding and multi-rate lattice vector quantization
US7596486B2 (en) * 2004-05-19 2009-09-29 Nokia Corporation Encoding an audio signal using different audio coder modes
WO2006046546A1 (ja) * 2004-10-26 2006-05-04 Matsushita Electric Industrial Co., Ltd. 音声符号化装置および音声符号化方法
US7386445B2 (en) * 2005-01-18 2008-06-10 Nokia Corporation Compensation of transient effects in transform coding
US20070147518A1 (en) * 2005-02-18 2007-06-28 Bruno Bessette Methods and devices for low-frequency emphasis during audio compression based on ACELP/TCX
KR101171098B1 (ko) 2005-07-22 2012-08-20 삼성전자주식회사 혼합 구조의 스케일러블 음성 부호화 방법 및 장치
JP5009910B2 (ja) * 2005-07-22 2012-08-29 フランス・テレコム レートスケーラブル及び帯域幅スケーラブルオーディオ復号化のレートの切り替えのための方法
US8090573B2 (en) * 2006-01-20 2012-01-03 Qualcomm Incorporated Selection of encoding modes and/or encoding rates for speech compression with open loop re-decision
JP5117407B2 (ja) * 2006-02-14 2013-01-16 フランス・テレコム オーディオ符号化／復号化で知覚的に重み付けするための装置
US8682652B2 (en) * 2006-06-30 2014-03-25 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder and audio processor having a dynamically variable warping characteristic
CN101589623B (zh) * 2006-12-12 2013-03-13 弗劳恩霍夫应用研究促进协会 对表示时域数据流的数据段进行编码和解码的编码器、解码器以及方法
US9653088B2 (en) * 2007-06-13 2017-05-16 Qualcomm Incorporated Systems, methods, and apparatus for signal encoding using pitch-regularizing and non-pitch-regularizing coding
EP2015293A1 (en) * 2007-06-14 2009-01-14 Deutsche Thomson OHG Method and apparatus for encoding and decoding an audio signal using adaptively switched temporal resolution in the spectral domain
PL3002750T3 (pl) * 2008-07-11 2018-06-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Koder i dekoder audio do kodowania i dekodowania próbek audio
WO2010032992A2 (ko) * 2008-09-18 2010-03-25 한국전자통신연구원 Mdct기반의 코너와 이종의 코더간 변환에서의 인코딩 장치 및 디코딩 장치
KR101649376B1 (ko) * 2008-10-13 2016-08-31 한국전자통신연구원 Ｍｄｃｔ 기반 음성/오디오 통합 부호화기의 ｌｐｃ 잔차신호 부호화/복호화 장치
US9384748B2 (en) * 2008-11-26 2016-07-05 Electronics And Telecommunications Research Institute Unified Speech/Audio Codec (USAC) processing windows sequence based mode switching
KR101315617B1 (ko) * 2008-11-26 2013-10-08 광운대학교 산학협력단 모드 스위칭에 기초하여 윈도우 시퀀스를 처리하는 통합 음성/오디오 부/복호화기
EP2446539B1 (en) * 2009-06-23 2018-04-11 Voiceage Corporation Forward time-domain aliasing cancellation with application in weighted or original signal domain
PL3405949T3 (pl) * 2016-01-22 2020-07-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Urządzenie i sposób szacowania międzykanałowej różnicy czasowej

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004082288A1 (en) * 2003-03-11 2004-09-23 Nokia Corporation Switching between coding schemes
CN101025918A (zh) * 2007-01-19 2007-08-29 清华大学 一种语音/音乐双模编解码无缝切换方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
MAKINO K; MATSUMOTO J: "Hybrid audio coding for speech and audio below medium bit rate", DIGEST OF TECHNICAL PAPERS. INTERNATIONAL CONFERENCE ON CONSUMER ELECTRONICS, 13 June 2000 (2000-06-13) - 15 June 2000 (2000-06-15), pages 264 - 265, XP008144070 *

Also Published As

Publication number Publication date
CN104240713A (zh) 2014-12-24
US11062718B2 (en) 2021-07-13
KR101670063B1 (ko) 2016-10-28
KR102209837B1 (ko) 2021-01-29
KR20240041305A (ko) 2024-03-29
KR20180129751A (ko) 2018-12-05
EP2339577A4 (en) 2012-05-23
EP2339577A2 (en) 2011-06-29
KR20160126950A (ko) 2016-11-02
KR101797228B1 (ko) 2017-11-13
EP3373297B1 (en) 2023-12-06
KR20210134564A (ko) 2021-11-10
US20220005486A1 (en) 2022-01-06
WO2010032992A2 (ko) 2010-03-25
US20110137663A1 (en) 2011-06-09
KR102053924B1 (ko) 2019-12-09
KR20100032843A (ko) 2010-03-26
KR20170126426A (ko) 2017-11-17
EP2339577B1 (en) 2018-03-21
KR20210012031A (ko) 2021-02-02
EP3373297A1 (en) 2018-09-12
KR20190137745A (ko) 2019-12-11
ES2671711T3 (es) 2018-06-08
KR102322867B1 (ko) 2021-11-10
CN102216982A (zh) 2011-10-12
KR101925611B1 (ko) 2018-12-05
US20180130478A1 (en) 2018-05-10
US9773505B2 (en) 2017-09-26

Similar Documents

Publication Publication Date Title
WO2010032992A3 (ko) Mdct기반의 코너와 이종의 코더간 변환에서의 인코딩 장치 및 디코딩 장치
AU2017200829A1 (en) Apparatus for quantizing linear predictive coding coefficients, sound encoding apparatus, apparatus for de-quantizing linear predictive coding coefficients, sound decoding apparatus, and electronic device therefor
MX2008011652A (es) Metodos y aparatos para usarse en un sistema de codificacion de video de multiples vistas.
MX2010007326A (es) Codificador y descodificador de audio.
WO2012139192A3 (en) Methods and devices for coding and decoding the position of the last significant coefficient
BRPI0520729A2 (pt) método para codificar sinais de áudio; codificador para codificar sinais de áudio; decodificador para decodificar sinais de áudio; sistema para compressão digital de áudio; produto programa de computador para codificar sinais de áudio; produto programa de computador; e produto programa de computador para decodificar fluxo contìnuo de bits
TW200629883A (en) Method and system for entropy coding/decoding of a video bit stream forfine granularity scalability
WO2011049397A3 (en) Method and apparatus for decoding video according to individual parsing or decoding in data unit level, and method and apparatus for encoding video for individual parsing or decoding in data unit level
TWI347755B (en) Method for encoding a digital signal into a scalable bitstream; method for decoding a scalable bitstream and decoder performing the same; and related computer program element and computer readable medium executing the same
MX360862B (es) Codificacion de transformada inversa de color-espacio universal.
HK1200045A1 (en) Coding method and decoding method, coder and decoder, and data signal
WO2008150818A3 (en) Bitrate reduction techniques for image transcoding
TW200746838A (en) Methods and systems for significance coefficient coding in video compression
MY165376A (en) Method and apparatus for encoding video by using deblocking filtering, and method and apparatus for decoding video by using deblocking filtering
WO2009128667A3 (ko) 오디오 시맨틱 정보를 이용한 오디오 신호의 부호화/복호화 방법 및 그 장치
WO2013006297A9 (en) Applying non-square transforms to video data
WO2008088497A3 (en) Methods and apparatus for improved signaling using high level syntax for multi-view video coding and decoding
WO2010039822A3 (en) VIDEO CODING USING TRANSFORMS BIGGER THAN 4x4 AND 8x8
UA111492C2 (uk) Сигналізація елементів синтаксису для коефіцієнтів перетворення для піднаборів одиниці кодування на рівні листя
WO2009063554A1 (ja) 符号化装置および復号装置
WO2012088453A3 (en) Variable length coding of video block coefficients
WO2010058895A3 (en) Apparatus and method for encoding/decoding a video signal
HK1135523A1 (zh) 種用於音頻量化的方法、 設備和系統
WO2012011744A3 (ko) 디블록킹 필터링 방법 및 장치 및 이를 이용한 부호화 및 복호화 방법과 장치
WO2008126530A1 (ja) 画像符号化方法及び装置

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 200980145832.X

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 09814808

Country of ref document: EP

Kind code of ref document: A2

WWE Wipo information: entry into national phase

Ref document number: 13057832

Country of ref document: US

WWE Wipo information: entry into national phase

Ref document number: 2009814808

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE